$88+ Cheap flights from Philadelphia (PHL) to Houston
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/23. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — HOU
Apr 7 — Apr 141
Round-trip
1 adult, Economy
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Find cheap flights from Philadelphia to Houston with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Cheapest flights from Philadelphia to HoustonExplore the most affordable flight options available from Philadelphia to Houston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 8, 2026.
Explore the most affordable flight options available from Philadelphia to Houston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 8, 2026.
This Frontier deal was found by Cheapflights users on 3/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/246:10 am
PHL
- IAH
1 stop12h 07m
Frontier
Wed 4/85:53 pm
IAH
- PHL
1 stop6h 01m
Frontier
Deal found 3/6![Frontier logo]()
$191
This CheapOair deal was found by Cheapflights users on 3/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/167:00 am
PHL
- IAH
1 stop5h 11m
Multiple Airlines
Sun 4/197:06 pm
IAH
- PHL
Nonstop3h 23m
Multiple Airlines
Deal found 3/3![Multiple Airlines logo]()
$192
This Frontier deal was found by Cheapflights users on 3/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/1510:38 pm
PHL
- IAH
1 stop11h 00m
Frontier
Mon 5/187:16 pm
IAH
- PHL
Nonstop3h 23m
Frontier
Deal found 3/7![Frontier logo]()
$193
This Super.com deal was found by Cheapflights users on 3/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/113:29 pm
PHL
- IAH
Nonstop3h 52m
Frontier
Sun 5/177:16 pm
IAH
- PHL
Nonstop3h 23m
Frontier
Deal found 3/3![Frontier logo]()
$194
This CheapOair deal was found by Cheapflights users on 3/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/238:20 am
PHL
- IAH
Nonstop3h 59m
Multiple Airlines
Fri 3/274:30 pm
IAH
- PHL
1 stop5h 22m
Multiple Airlines
Deal found 3/3![Multiple Airlines logo]()
$195
This Super.com deal was found by Cheapflights users on 3/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/910:45 pm
PHL
- IAH
1 stop9h 17m
Frontier
Mon 4/1310:28 pm
IAH
- PHL
1 stop30h 06m
Frontier
Deal found 3/3![Frontier logo]()
$196
This CheapOair deal was found by Cheapflights users on 3/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/286:00 am
PHL
- IAH
1 stop7h 07m
Multiple Airlines
Fri 5/12:12 pm
IAH
- PHL
1 stop16h 29m
Multiple Airlines
Deal found 3/6![Multiple Airlines logo]()
$197
This Frontier deal was found by Cheapflights users on 3/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/246:50 am
PHL
- IAH
Nonstop3h 41m
Frontier
Sun 5/3110:31 am
IAH
- PHL
Nonstop3h 31m
Frontier
Deal found 3/6![Frontier logo]()
$198
This Frontier deal was found by Cheapflights users on 3/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/2411:47 am
PHL
- IAH
1 stop6h 04m
Frontier
Mon 3/3012:14 pm
IAH
- PHL
Nonstop3h 20m
Frontier
Deal found 3/3![Frontier logo]()
$199
This Frontier deal was found by Cheapflights users on 3/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/16:50 am
PHL
- IAH
Nonstop3h 41m
Frontier
Sun 6/78:24 pm
IAH
- PHL
1 stop13h 14m
Frontier
Deal found 3/6![Frontier logo]()
$200
This CheapOair deal was found by Cheapflights users on 3/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/102:22 pm
PHL
- IAH
1 stop29h 01m
Frontier
Mon 4/1310:28 pm
IAH
- PHL
1 stop30h 06m
Frontier
Deal found 3/4![Frontier logo]()
$201
This CheapOair deal was found by Cheapflights users on 3/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/118:06 am
PHL
- IAH
1 stop13h 17m
Spirit Airlines
Tue 3/3111:19 am
IAH
- PHL
1 stop11h 37m
Spirit Airlines
Deal found 3/4![Spirit Airlines logo]()
$202
Best flights from Philadelphia to HoustonDiscover carefully curated flight deals from Philadelphia to Houston that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated March 8, 2026.
Discover carefully curated flight deals from Philadelphia to Houston that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated March 8, 2026.
This United Airlines deal was found by Cheapflights users on 3/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/167:59 pm
PHL
- IAH
Nonstop3h 46m
United Airlines
Sun 4/197:20 am
IAH
- PHL
Nonstop3h 23m
United Airlines
Deal found 3/6![United Airlines logo]()
$239
This Delta deal was found by Cheapflights users on 3/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/145:30 am
PHL
- HOU
1 stop5h 28m
Delta
Mon 4/2010:53 am
HOU
- PHL
1 stop5h 30m
Delta
Deal found 3/7![Delta logo]()
$274
This Southwest deal was found by Cheapflights users on 3/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/1112:25 pm
PHL
- HOU
1 stop6h 15m
Southwest
Sun 4/125:40 am
HOU
- PHL
1 stop5h 00m
Southwest
Deal found 3/4![Southwest logo]()
$284
This United Airlines deal was found by Cheapflights users on 3/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/2812:55 pm
PHL
- IAH
Nonstop3h 45m
United Airlines
Sat 5/22:23 pm
IAH
- PHL
1 stop6h 21m
United Airlines
Deal found 3/7![United Airlines logo]()
$259
This Delta deal was found by Cheapflights users on 3/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/243:36 pm
PHL
- HOU
1 stop8h 06m
Delta
Tue 3/316:00 am
HOU
- PHL
1 stop7h 29m
Delta
Deal found 3/3![Delta logo]()
$289
This Southwest deal was found by Cheapflights users on 3/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/116:15 am
PHL
- HOU
2 stops8h 25m
Southwest
Mon 4/137:35 am
HOU
- PHL
1 stop8h 10m
Southwest
Deal found 3/3![Southwest logo]()
$289
This United Airlines deal was found by Cheapflights users on 3/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/1512:55 pm
PHL
- IAH
Nonstop3h 45m
United Airlines
Tue 4/217:20 am
IAH
- PHL
1 stop5h 56m
United Airlines
Deal found 3/3![United Airlines logo]()
$265
This United Airlines deal was found by Cheapflights users on 3/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/28:00 am
PHL
- IAH
Nonstop3h 46m
United Airlines
Sat 4/47:20 am
IAH
- PHL
Nonstop3h 24m
United Airlines
Deal found 3/6![United Airlines logo]()
$294
This Southwest deal was found by Cheapflights users on 3/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/16:00 pm
PHL
- HOU
1 stop7h 20m
Southwest
Sun 5/33:05 pm
HOU
- PHL
2 stops9h 10m
Southwest
Deal found 3/4![Southwest logo]()
$358
This United Airlines deal was found by Cheapflights users on 3/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/48:00 am
PHL
- IAH
Nonstop3h 46m
United Airlines
Sat 4/117:25 am
IAH
- PHL
1 stop5h 46m
United Airlines
Deal found 3/7![United Airlines logo]()
$297
This Southwest deal was found by Cheapflights users on 3/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/227:10 pm
PHL
- HOU
1 stop5h 45m
Southwest
Mon 5/256:00 am
HOU
- PHL
2 stops6h 25m
Southwest
Deal found 3/6![Southwest logo]()
$368
This Delta deal was found by Cheapflights users on 3/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/313:36 pm
PHL
- HOU
1 stop8h 06m
Delta
Sun 4/56:00 am
HOU
- PHL
1 stop4h 42m
Delta
Deal found 3/6![Delta logo]()
$434
This United Airlines deal was found by Cheapflights users on 3/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/277:59 pm
PHL
- IAH
Nonstop3h 46m
United Airlines
Tue 5/512:00 pm
IAH
- PHL
Nonstop3h 24m
United Airlines
Deal found 3/3![United Airlines logo]()
$329
This Delta deal was found by Cheapflights users on 3/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/1712:09 pm
PHL
- HOU
1 stop5h 17m
Delta
Mon 7/206:00 am
HOU
- PHL
1 stop8h 02m
Delta
Deal found 3/7![Delta logo]()
$443
This Southwest deal was found by Cheapflights users on 3/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/217:55 pm
PHL
- HOU
1 stop5h 50m
Southwest
Mon 3/233:40 pm
HOU
- PHL
2 stops6h 55m
Southwest
Deal found 3/4![Southwest logo]()
$403
This United Airlines deal was found by Cheapflights users on 3/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/297:59 pm
PHL
- IAH
Nonstop3h 46m
United Airlines
Tue 5/55:09 am
IAH
- PHL
1 stop8h 07m
United Airlines
Deal found 3/6![United Airlines logo]()
$335
This United Airlines deal was found by Cheapflights users on 3/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/98:00 am
PHL
- IAH
Nonstop3h 50m
United Airlines
Fri 6/195:04 am
IAH
- PHL
1 stop8h 43m
United Airlines
Deal found 3/3![United Airlines logo]()
$354
This Delta deal was found by Cheapflights users on 3/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/136:35 am
PHL
- HOU
1 stop6h 36m
Delta
Fri 5/156:00 am
HOU
- PHL
1 stop8h 00m
Delta
Deal found 3/6![Delta logo]()
$489
This Southwest deal was found by Cheapflights users on 3/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/152:15 pm
PHL
- HOU
2 stops9h 55m
Southwest
Mon 5/1810:20 am
HOU
- PHL
2 stops5h 55m
Southwest
Deal found 3/4![Southwest logo]()
$457
This United Airlines deal was found by Cheapflights users on 3/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/16:15 am
PHL
- IAH
Nonstop3h 29m
United Airlines
Sun 7/55:04 am
IAH
- PHL
1 stop8h 43m
United Airlines
Deal found 3/6![United Airlines logo]()
$354
This United Airlines deal was found by Cheapflights users on 3/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/2912:55 pm
PHL
- IAH
Nonstop3h 45m
United Airlines
Sun 5/36:10 pm
IAH
- PHL
Nonstop3h 24m
United Airlines
Deal found 3/7![United Airlines logo]()
$354
This Southwest deal was found by Cheapflights users on 3/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/278:05 pm
PHL
- HOU
1 stop5h 40m
Southwest
Mon 3/306:00 am
HOU
- PHL
1 stop4h 45m
Southwest
Deal found 3/3![Southwest logo]()
$491
Last-minute flights from Philadelphia to HoustonDiscover last-minute flight deals from Philadelphia to Houston. Data last updated March 8, 2026 and is based on user searches.
Discover last-minute flight deals from Philadelphia to Houston. Data last updated March 8, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 3/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/95:26 pm
PHL
- IAH
1 stop7h 52m
Multiple Airlines
Wed 3/185:15 am
IAH
- PHL
2 stops16h 44m
Multiple Airlines
Deal found 3/4![Multiple Airlines logo]()
$198
This CheapOair deal was found by Cheapflights users on 3/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/118:06 am
PHL
- IAH
1 stop13h 17m
Spirit Airlines
Tue 3/3111:19 am
IAH
- PHL
1 stop11h 37m
Spirit Airlines
Deal found 3/4![Spirit Airlines logo]()
$202
This Kiwi.com deal was found by Cheapflights users on 3/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/217:25 pm
PHL
- IAH
2 stops49h 43m
Frontier
Thu 3/265:49 pm
IAH
- PHL
1 stop13h 18m
Frontier
Deal found 3/3![Frontier logo]()
$200
This CheapOair deal was found by Cheapflights users on 3/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/238:20 am
PHL
- IAH
Nonstop3h 59m
Multiple Airlines
Fri 3/274:30 pm
IAH
- PHL
1 stop5h 22m
Multiple Airlines
Deal found 3/3![Multiple Airlines logo]()
$195
This Frontier deal was found by Cheapflights users on 3/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/246:10 am
PHL
- IAH
1 stop12h 07m
Frontier
Wed 4/85:53 pm
IAH
- PHL
1 stop6h 01m
Frontier
Deal found 3/6![Frontier logo]()
$191
This Frontier deal was found by Cheapflights users on 3/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/2411:47 am
PHL
- IAH
1 stop6h 04m
Frontier
Mon 3/3012:14 pm
IAH
- PHL
Nonstop3h 20m
Frontier
Deal found 3/3![Frontier logo]()
$199
This Frontier deal was found by Cheapflights users on 3/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/308:20 am
PHL
- IAH
Nonstop3h 59m
Frontier
Mon 6/810:31 am
IAH
- PHL
Nonstop3h 31m
Frontier
Deal found 3/3![Frontier logo]()
$193
This Super.com deal was found by Cheapflights users on 3/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/910:45 pm
PHL
- IAH
1 stop9h 17m
Frontier
Mon 4/1310:28 pm
IAH
- PHL
1 stop30h 06m
Frontier
Deal found 3/3![Frontier logo]()
$196
This CheapOair deal was found by Cheapflights users on 3/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/102:22 pm
PHL
- IAH
1 stop29h 01m
Frontier
Mon 4/1310:28 pm
IAH
- PHL
1 stop30h 06m
Frontier
Deal found 3/4![Frontier logo]()
$201
This CheapOair deal was found by Cheapflights users on 3/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/167:00 am
PHL
- IAH
1 stop5h 11m
Multiple Airlines
Sun 4/197:06 pm
IAH
- PHL
Nonstop3h 23m
Multiple Airlines
Deal found 3/3![Multiple Airlines logo]()
$192
This Expedia deal was found by Cheapflights users on 3/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/173:42 pm
PHL
- IAH
Nonstop3h 52m
Frontier
Mon 4/207:16 pm
IAH
- PHL
Nonstop3h 23m
Frontier
Deal found 3/4![Frontier logo]()
$194
This CheapOair deal was found by Cheapflights users on 3/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/286:00 am
PHL
- IAH
1 stop7h 07m
Multiple Airlines
Fri 5/12:12 pm
IAH
- PHL
1 stop16h 29m
Multiple Airlines
Deal found 3/6![Multiple Airlines logo]()
$197
One-way flights from Philadelphia to HoustonSearch for one-way flight options from Philadelphia to Houston. Find affordable one-way fares based on user searches. Data last updated March 8, 2026.
Search for one-way flight options from Philadelphia to Houston. Find affordable one-way fares based on user searches. Data last updated March 8, 2026.
This Super.com deal was found by Cheapflights users on 3/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/238:20 am
PHL
- IAH
Nonstop3h 59m
Frontier
Deal found 3/3![Frontier logo]()
$88
This Frontier deal was found by Cheapflights users on 3/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/168:20 am
PHL
- IAH
Nonstop3h 59m
Frontier
Deal found 3/3![Frontier logo]()
$89
This Kiwi.com deal was found by Cheapflights users on 3/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/185:05 am
PHL
- IAH
1 stop18h 51m
Frontier
Deal found 3/3![Frontier logo]()
$90
This JetBlue deal was found by Cheapflights users on 3/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/66:00 am
PHL
- IAH
1 stop8h 27m
JetBlue
Deal found 3/5![JetBlue logo]()
$91
This JetBlue deal was found by Cheapflights users on 3/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/26:00 am
PHL
- IAH
1 stop6h 24m
JetBlue
Deal found 3/3![JetBlue logo]()
$93
This Super.com deal was found by Cheapflights users on 3/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/1010:36 pm
PHL
- IAH
1 stop9h 26m
Frontier
Deal found 3/6![Frontier logo]()
$94
This Expedia deal was found by Cheapflights users on 3/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/36:10 am
PHL
- IAH
1 stop8h 25m
Frontier
Deal found 3/4![Frontier logo]()
$95
This Kiwi.com deal was found by Cheapflights users on 3/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/177:10 pm
PHL
- IAH
1 stop23h 09m
Frontier
Deal found 3/5![Frontier logo]()
$97
This Frontier deal was found by Cheapflights users on 3/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/13:44 pm
PHL
- IAH
Nonstop3h 52m
Frontier
Deal found 3/3![Frontier logo]()
$98
This CheapOair deal was found by Cheapflights users on 3/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/316:10 am
PHL
- IAH
1 stop12h 07m
Frontier
Deal found 3/3![Frontier logo]()
$101
This Kiwi.com deal was found by Cheapflights users on 3/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/316:26 pm
PHL
- HOU
1 stop25h 23m
Allegiant Air
Deal found 3/5![Allegiant Air logo]()
$112
This Southwest deal was found by Cheapflights users on 3/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/156:35 pm
PHL
- HOU
1 stop5h 35m
Southwest
Deal found 3/3![Southwest logo]()
$120
Find flight deals from Philadelphia to Houston
Discover tips and strategies to find the most affordable flight options for your journey from Philadelphia (PHL) to Houston (HO1). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated March 8, 2026.
Round-trip from | $191 (Frontier) |
|---|---|
One-way from | $88 (Super.com) |
Popular in | February |
Cheapest in | September |
Average price | $371 |
Cheapflights Fare Finder
Customize your flight search to find flights from Philadelphia to Houston that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated March 8, 2026.
Use the filters below to find and compare flights from Philadelphia to Houston that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
PhiladelphiaHouston
PHL - IAH
PHLIAH
Philadelphia
Thu 4/16
7:59 pm-10:45 pm
Nonstop3h 46m
Houston George Bush Intcntl
Sun 4/19
7:20 am-11:43 am
Nonstop3h 23m
$239
PhiladelphiaHouston
PHL - IAH
PHLIAH
Philadelphia
Tue 4/28
12:55 pm-3:40 pm
Nonstop3h 45m
Houston George Bush Intcntl
Sat 5/2
2:23 pm-9:44 pm
1 stop6h 21m
$259
PhiladelphiaHouston
PHL - IAH
PHLIAH
Philadelphia
Wed 4/15
12:55 pm-3:40 pm
Nonstop3h 45m
Houston George Bush Intcntl
Tue 4/21
7:20 am-2:16 pm
1 stop5h 56m
$265
PhiladelphiaHouston
PHL - HOU
PHLHOU
Philadelphia
Tue 4/14
5:30 am-9:58 am
1 stop5h 28m
Houston Hobby
Mon 4/20
10:53 am-5:23 pm
1 stop5h 30m
$274
PhiladelphiaHouston
PHL - HOU
PHLHOU
Philadelphia
Sat 4/11
12:25 pm-5:40 pm
1 stop6h 15m
Houston Hobby
Sun 4/12
5:40 am-11:40 am
1 stop5h 00m
$284
PhiladelphiaHouston
PHL - HOU
PHLHOU
Philadelphia
Tue 3/24
3:36 pm-10:42 pm
1 stop8h 06m
Houston Hobby
Tue 3/31
6:00 am-2:29 pm
1 stop7h 29m
$289
PhiladelphiaHouston
PHL - HOU
PHLHOU
Philadelphia
Sat 4/11
6:15 am-1:40 pm
2 stops8h 25m
Houston Hobby
Mon 4/13
7:35 am-4:45 pm
1 stop8h 10m
$289
PhiladelphiaHouston
PHL - IAH
PHLIAH
Philadelphia
Thu 4/2
8:00 am-10:46 am
Nonstop3h 46m
Houston George Bush Intcntl
Sat 4/4
7:20 am-11:44 am
Nonstop3h 24m
$294
PhiladelphiaHouston
PHL - IAH
PHLIAH
Philadelphia
Sat 4/4
8:00 am-10:46 am
Nonstop3h 46m
Houston George Bush Intcntl
Sat 4/11
7:25 am-2:11 pm
1 stop5h 46m
$297
PhiladelphiaHouston
PHL - IAH
PHLIAH
Philadelphia
Mon 4/27
7:59 pm-10:45 pm
Nonstop3h 46m
Houston George Bush Intcntl
Tue 5/5
12:00 pm-4:24 pm
Nonstop3h 24m
$329
Showing 1-10 of 44 resultsSorted by cheapest first
Best time to book a flight from Philadelphia to Houston
Have a flexible travel schedule? Discover the best time to fly to Houston from Philadelphia with our price prediction graph.
PHL-HO1
PHL-IAH
PHL-HOU
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Philadelphia to Houston
PHL-HO1
PHL-IAH
PHL-HOU
How far ahead should I book a flight from Philadelphia to Houston?
Use this chart to determine the optimal time to book a round-trip flight from Philadelphia to Houston. Price data was last updated on March 6, 2026.
The best time to book flights from Philadelphia to Houston is 83 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
What is the cheapest month to book a flight from Philadelphia to Houston?
Currently, October is the cheapest month in which you can book a flight from Philadelphia to Houston (average of $65). Flying from Philadelphia to Houston in December is currently the most expensive (average of $130). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from PHL to HOU?
Find hourly flight availability from Philadelphia to Houston. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 8, 2026.
One of the essential ways to save on airfare from Philadelphia to Houston is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight in the evening could potentially save you up to 30% on airfare.
What is the cheapest day to fly from Philadelphia to Houston?
Use this chart to determine the cheapest time to fly round-trip from Philadelphia to Houston. Price data was last updated on October 5, 2025.
Travelers seeking maximum savings on their Philadelphia to Houston flight should consider departing on Wednesday evenings when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
The best insider tips for Philadelphia to Houston flights
AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your Philadelphia to Houston trip
Our travel experts
Reviews of airlines servicing Houston
Get insights into the airlines that provide service to Houston. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Houston. Reviews last updated March 8, 2026.
Peruse reviews from past customers who have flown with Southwest, United Airlines, and American Airlines from Philadelphia to Houston to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
7.5
Crew
8.6
Boarding
8.1
Comfort
8.0
Food
7.0
Overall
8.0
Reviews
1 / 20
10.0
ExcellentAnonymous,Mar 2026
KOA - HNL
Entertainment
7.5
Crew
8.6
Boarding
8.1
Comfort
8.0
Food
7.0
Overall
8.0
Reviews
1 / 20
10.0
ExcellentAnonymous,Mar 2026
KOA - HNL
Entertainment
7.5
Crew
8.6
Boarding
8.1
Comfort
8.0
Food
7.0
Overall
8.0
Reviews
1 / 20
10.0
ExcellentAnonymous,Mar 2026
KOA - HNL
Entertainment
7.5
Crew
8.6
Boarding
8.1
Comfort
8.0
Food
7.0
Overall
8.0
Reviews
1 / 20
10.0
ExcellentAnonymous,Mar 2026
KOA - HNL
Entertainment
7.5
Crew
8.6
Boarding
8.1
Comfort
8.0
Food
7.0
Overall
8.0
Reviews
1 / 20
10.0
ExcellentAnonymous,Mar 2026
KOA - HNL
Entertainment
7.5
Crew
8.6
Boarding
8.1
Comfort
8.0
Food
7.0
Overall
8.0
Reviews
1 / 20
10.0
ExcellentAnonymous,Mar 2026
KOA - HNL
Related info for your journey
Find useful and relevant information for your journey from Philadelphia to Houston. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for Philadelphia to Houston
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Complete your trip
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Search flights from Philadelphia to Houston by cabin class
Find flights from Philadelphia to Houston, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Philadelphia and Houston flights
Browse other Philadelphia and Houston flight options. Last updated on March 8, 2026.
Other flights from Philadelphia
Browse through other flights departing from Philadelphia. Flights are based on user searches made on Cheapflights and were last updated on March 8, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 7 airlines flying from Philadelphia to Houston
Discover the top 7 airlines that operate flights from Philadelphia to Houston. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated March 8, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$81 | Average$185 | FlexibilityNo cancel fee | On-time65% | |
| Cheapest$108 | Average$211 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$171 | Average$300 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$198 | Average$325 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$215 | Average$370 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$219 | Average$369 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$236 | Average$313 | FlexibilityNo cancel fee | On-timeN/A |